Vulnerability Note VU#966927
HP Client Automation and Radia Client Automation is vulnerable to remote code execution
Original Release date: 20 Oct 2015 | Last revised: 22 Oct 2015

Overview
Radia Client Automation (previously sold under the name HP Client Automation) agent prior to version 9.1 is vulnerable to arbitrary remote code execution.

Description
According to ZDI’s advisory for ZDI-15-363, which has been assigned CVE-2015-7860:

"This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Hewlett-Packard Client Automation. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the Hewlett-Packard Client Automation agent. An attacker can send a large buffer of data to the agent which will cause a stack buffer overflow. An attacker can leverage this vulnerability to execute code under the context of the SYSTEM."

According to ZDI’s advisory for ZDI-15-364, which has been assigned CVE-2015-7861:

"This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Hewlett-Packard Client Automation. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the Hewlett-Packard Client Automation agent. An attacker can send arbitrary commands to the agent. An attacker can leverage this vulnerability to execute code under the context of the SYSTEM."

These vulnerabilities impact the Role-Based Access and Remote Notify features of HP Client Automation.

Since 2013, the HP Client Automation software is now developed by Persistent Systems (and its subsidiary Accelerite) under the name Radia Client Automation.

Impact
An unauthenticated remote attacker may be able to execute arbitrary code with SYSTEM privileges.

Solution
Apply an update

Accelerite previously released a hotfix and advisory for this issue in previous versions of HP Client Automation and Radia Client Automation. Affected users may contact Accelerite for hotfix information.

Persistent has addressed the issues in the latest build of Radia Client Automation version 9.1. Affected users are encouraged to update as soon as possible.

Vendor Information (Learn More)

VendorStatusDate NotifiedDate UpdatedHewlett-Packard CompanyAffected-14 Oct 2015
Persistent SystemsAffected-14 Oct 2015If you are a vendor and your product is affected, let
us know.

CVSS Metrics (Learn More)

Group
Score
Vector

Base
10.0
AV:N/AC:L/Au:N/C:C/I:C/A:C

Temporal
7.8
E:POC/RL:OF/RC:C

Environmental
5.9
CDP:ND/TD:M/CR:ND/IR:ND/AR:ND

References

https://support.accelerite.com/hc/en-us/articles/203659814-Accelerite-releases-solutions-and-best-practices-to-enhance-the-security-for-RBAC-and-Remote-Notify-features
http://www.persistent.com/Persistent-IP/Radia-Client-Automation
https://radiasupport.accelerite.com/hc/en-us/articles/203659824
http://www.zerodayinitiative.com/advisories/ZDI-15-363/
http://www.zerodayinitiative.com/advisories/ZDI-15-364/

Credit
This document was written by Garret Wassermann.

Other Information

CVE IDs:
CVE-2015-7860
CVE-2015-7861

Date Public:
20 Jul 2015

Date First Published:
20 Oct 2015

Date Last Updated:
22 Oct 2015

Document Revision:
28

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